461488161 has 16 divisors (see below), whose sum is σ = 641390144. Its totient is φ = 294871104.

The previous prime is 461488133. The next prime is 461488177. The reversal of 461488161 is 161884164.

It is not a de Polignac number, because 461488161 - 2¹⁷ = 461357089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461488121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23590 + ... + 38463.

It is an arithmetic number, because the mean of its divisors is an integer number (40086884).

Almost surely, 2^461488161 is an apocalyptic number.

It is an amenable number.

461488161 is a deficient number, since it is larger than the sum of its proper divisors (179901983).

461488161 is a wasteful number, since it uses less digits than its factorization.

461488161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62160.

The product of its digits is 36864, while the sum is 39.

The square root of 461488161 is about 21482.2755079624. The cubic root of 461488161 is about 772.7758142060.

The spelling of 461488161 in words is "four hundred sixty-one million, four hundred eighty-eight thousand, one hundred sixty-one".